Meaning of the word "everybody's business is nobody's business" in English

What does "everybody's business is nobody's business" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

everybody's business is nobody's business

US /ˈevribədiz ˈbɪznəs ɪz ˈnoʊbədiz ˈbɪznəs/
UK /ˈevribədiz ˈbɪznəs ɪz ˈnəʊbədiz ˈbɪznəs/
"everybody's business is nobody's business" picture

Idiom

if a task is the responsibility of many people, it is often neglected because everyone assumes someone else will do it

Example:
The shared kitchen was a mess because everybody's business is nobody's business.
Without a designated leader, the project failed; everybody's business is nobody's business.